STM6510WCACDG6F STMicroelectronics, STM6510WCACDG6F Datasheet

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Dual push-button Smart Reset Features ■ Dual Smart Reset™ push-button inputs with capacitor-adjustable extended reset setup delay (t ) SRC ■ Capacitor-adjustable reset pulse duration (t ) REC ■ Power-on reset – RST active-low, open-drain ■ Factory-programmable thresholds to monitor ...

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Contents Contents 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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STM6510 List of tables Table 1. Signal names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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List of figures List of figures Figure 1. Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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STM6510 1 Description 1.1 Smart Reset™ devices The Smart Reset™ device family STM65xx provides a useful feature that ensures inadvertent short reset push-button closures do not cause system resets. This is done by implementing an extended Smart Reset™ input delay ...

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Description Figure 1. Logic diagram Figure 2. Pin connections Table 1. Signal names Symbol Input/output RST Output SR0 Input SR1 Input SRC Input TREC Input ADJ V Supply CC V Supply SR0 RST STM6510 SR1 ...

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STM6510 Figure 3. Block diagram kΩ SR0 SR1 SRC V RST COMPARE 65 kΩ Logic Doc ID 16788 Rev 2 Description t REC RST generator TREC ADJ C tREC AM00391a 7/26 ...

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Description Figure 4. Single-button Smart Reset™ typical hookup C tREC Note: When only one Smart Reset™ input push-button is used, tie both the SR inputs together. Figure 5. Dual-button Smart Reset™ typical hookup TREC ADJ C tREC 8/ ...

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STM6510 1.3 Pin descriptions 1.3.1 Power supply (V This pin is used to provide the power to the Smart Reset™ device and to monitor the power supply. A 0.1 µF decoupling ceramic capacitor is recommended to be connected between the ...

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Description 1.3.5 Reset output (RST) RST is active-low, open-drain. 1.3.6 Adjustable reset timeout (TREC The reset timeout (t Calculated t and C REC Table 3. t REC Calculated C tREC value [µF] 0.001 0.002 0.01 0.014 0.028 0.056 0.112 1. ...

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STM6510 2 Typical operating characteristics Figure 7. Supply current (I -60 -40 -20 Figure 8. Smart Reset™ delay (t -60 -40 -20 ) vs. temperature CC 2.4 2.2 2 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0 ...

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Typical operating characteristics Figure 9. Reset timeout period (t -60 -40 -20 Figure 10. Reset threshold (V -60 -40 -20 12/26 ) vs. temperature, C REC 200 190 180 170 160 150 140 130 120 110 100 ...

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... These are stress ratings only and operation of the device at these or any other conditions above those indicated in the Operating sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Refer also to the STMicroelectronics™ SURE Program and other relevant quality documents. Table 4. ...

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DC and AC parameters 4 DC and AC parameters This section summarizes the operating measurement conditions, and the DC and AC characteristics of the device. The parameters in the follow, are derived from tests performed under the Measurement Conditions summarized ...

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STM6510 Table 6. DC and AC characteristics Symbol Parameter V Supply voltage range CC I Supply current ( Reset output voltage low OL V undervoltage reset CC V RST threshold (refer to Table V Hysteresis of ...

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DC and AC parameters Table 7. Possible V V voltage CC threshold V RST L (falling) M (falling) T (falling) S (falling) R (falling) Z (falling) Y (falling) W (falling) V (falling) 16/26 voltage thresholds CC ±2.5% (–40 °C to ...

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STM6510 5 Package mechanical data In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available at: www.st.com. ...

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Package mechanical data Figure 12. TDFN – 8-lead 0.75 mm, 0.5 mm pitch package outline Table 8. TDFN – 8-lead 0.75 mm, 0.5 mm pitch package mechanical data Symbol ...

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STM6510 Figure 13. Landing pattern - TDFN – 8-lead without thermal pad Table 9. Parameter for landing pattern - TDFN – 8-lead package Parameter L Contact length b Contact width E Max. ...

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Package mechanical data Figure 14. Carrier tape T Top cover tape K 0 Table 10. Carrier tape dimensions Package 8.00 1.50 1.75 +0.30 TDFN8 +0.10/ ±0.10 –0.10 –0.00 20/ Center ...

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STM6510 Figure 15. Reel dimensions A Full radius Table 11. Reel dimensions Tape sizes 8 mm 180 (7 inches max. B min. C 1.50 13.0 +/– 0.20 Doc ID 16788 Rev 2 Package mechanical data T 40 ...

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Package mechanical data Figure 16. Tape trailer/leader End Top cover tape Figure 17. Pin 1 orientation Note: 1 Drawings are not to scale. 2 All dimensions are in mm, unless otherwise noted. 22/26 No components Components ...

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STM6510 6 Part numbering Table 12. Ordering information scheme Example: Device type STM6510 Reset (V monitoring threshold) voltage 4.625 V (typ., falling 4.375 3.075 2.925 ...

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... Package marking 7 Package marking Table 13. Package marking Part name STM6510WCACDG6F STM6510SCACDG6F STM6510RCACDG6F Note Active-Low Active-High with internal pull-up resistor Open-Drain. Figure 18. Package marking, top view 24/26 t Smart SRC delay Reset™ V RST control inputs type C AL SRC C AL SRC C AL SRC ...

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STM6510 8 Revision history Table 14. Document revision history Date 12-Feb-2010 26-Feb-2010 Revision 1 Initial release. Updated title of datasheet, Features, Applications; updated footnote 2 of Table 2; updated Table textual and formatting changes. Doc ID 16788 Rev 2 Revision ...

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... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...